TYPO3 Surf 3.4.1

What's Changed

• Bump guzzlehttp/guzzle from 7.5.1 to 7.6.1 by @dependabot in #763
• Bump guzzlehttp/guzzle from 7.6.1 to 7.7.0 by @dependabot in #764
• Bump friendsofphp/php-cs-fixer from 3.16.0 to 3.17.0 by @dependabot in #765
• Bump phpstan/phpstan-phpunit from 1.3.11 to 1.3.12 by @dependabot in #767
• TASK: Make surf psr-3 compatible by @sabbelasichon in #770

Full Changelog: 3.4.0...3.4.1